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HUMAN BODY
REVIEW FOR HESI EXAM
223
Biology
Not Applicable
02/05/2014

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Term
the whole blood consist of--------% of plasma and ----------% of formed elements
Definition
55 AND 45
Term
red blood cells are called
Definition
Erythrocytes
Term
Whiute blood cell are called
Definition
Leukocytes
Term
Formed elements are made up of what three things
Definition
Erythrocytes, Leukocytes and Platelets.
Term
Formed elements are produced by
Definition
stem cells found in red bone marrow.
Term
what kind of blood cell is responsible for the transportation of oxygen
Definition
Erythrocytes
Term
During blood circulation, oxygen binds to a pigmented ptotein known as?
Definition
Hemoglobin
Term
Two leukocytes involve in phagocytosis are?
Definition
Neutrophils and Monocytes
Term
These are leukocytes responsible for the fomation of antibodies
Definition
lymphocytes
Term
They help in the process of blood clotting
Definition
platelets
Term
It serves to transport oxygen and nutrients to the body cells and to carry away carbon dioxide and metabolic wastes.
Definition
blood
Term
It contains approximately 10% proteins, ions, nutrients, waste products, and hormones, which are dissolved or suspended in water.
Definition
plasma
Term
the heart send blood to the lungs to get?
Definition
oxygen
Term
blood enters the lungs from the heart through ---------- circuit?
Definition
pulmonary
Term
blood enters other parts of the body through ---------- circuit?
Definition
systematic
Term
what part of the heat receives blood
Definition
atria
Term
what part of the heart pumps blood into the circulatory system?
Definition
ventricles
Term
the tricuspid and bicuspid valves and located between the ------------ and -------
Definition
atria and ventricles
Term
what valves are located on the right side of the heart?
Definition
tricuspid
Term
what valves are located on the left side of the heart?
Definition
bicuspid
Term
what valves are located on the entrance of he pulmonary trunk and the aorta?
Definition
semilunar valves
Term
the heart muscle is called the?
Definition
myocardium
Term
what supplies blood to the heart muscles?
Definition
coronary arteries.
Term
blood drains from the myocardium directly into what?
Definition
right atrium
Term
blood drains directly from the myocardium into the right atrium through what?
Definition
coronary sinus
Term
the intrinsic beat of the heart is initiated by
Definition
sinoatial node
Term
the period from the end of one ventricular contraction to the end of the next ventricular contraction in known as
Definition
cardiac cycle
Term
the contraction phase of the cardiac cycles is?
Definition
systole
Term
the relaxation phase of the cardiac cycle is
Definition
diastole
Term
the ------- system includes arteries that carry blood away from the heart, veins that carry blood towards the heart, and the capillaries.
Definition
vascular system
Term
_________ are the smallest vessels of the circulatory system
Definition
capillaries.
Term
---------- begins with the aorta, which sends branches to all parts of the body.
Definition
systemic arteries
Term
the smallest arteries are called?
Definition
arterioles
Term
theses are the largest veins that empties into the right atrium
Definition
inferior and superior venae cavae
Term
when blood passed through the superior and inferior vena cava, it empties into the?
Definition
right atrium
Term
the thick and elastic walls of he arteries enable them to carry blood under?
Definition
high pressure
Term
the contraction and relaxation of smooth muscle in the arteries walls result in
Definition
vasodilation and vasoconstriction.
Term
the walls of the veins are thin so the carry blood under?
Definition
low pressure
Term
respiration is controlled by the respiratory control center in the ______ of the brain
Definition
medulla oblongata
Term
the respiratory system supplies ______ to the body and eliminates carbon dioxide.
Definition
oxygen
Term
______ is the exchange of gases between the atmosphere and the blood through the alveolar
Definition
External respiration
Term
______ is the exchange of gases between the blood and the body cells.
Definition
Internal respiration
Term
the passage way between the nasal cavities and the alveoli conducts gases to and from the?
Definition
lungs
Term
the upper respiratory tubules are lined with ____ that help trap debris and keep foreign substances from entering the lungs
Definition
cilia
Term
during inhalation the diaphragm does what
Definition
contracts
Term
inhalation causes the thoracic cavity to
Definition
enlarge
Term
a process during which the lungs recoil as the respiratory muscle relax and the thoracic decreases in size
Definition
Exhalation
Term
oxygen is released from hemoglobin when the concentration of oxygen drops in ?
Definition
Tissues
Term
during respiration most carbon dioxide is converted in to?
Definition
Bicarbonate ions
Term
it converts carbon dioxide within the red blood cells into bicarbonate ions
Definition
Carbonic anhydrase
Term
carbon dioxide is also a regulator of
Definition
Blood PH
Term
when carbon dioxide get converted by carbonic anhydrase in to bicarbonate ions, ______ ions also get released.
Definition
Hydrogen
Term
_____ consist of the mouth, pharynx, esophagus, stomach, small intestine, large intestine, retum, and anus.
Definition

alimentary canal or digestive system

 

Term
what is another name for the digestive system
Definition
alimentary canal
Term
food is mechanically broken down in the
Definition
mouth
Term
the process by which food is mechanically broken down by teeth and tongue is known as
Definition
mastication
Term
the act of chewing is also known as
Definition
mastication
Term
________ produces silava that lubricates and dilutes the chewed food.
Definition
three pair of salivary glands
Term
digestion of carbohydrates begins in the
Definition
mouth
Term
_________ enzyme is responsible for the breaking down of Carbohydrates in the _______
Definition

amylase

mouth

Term
after chewng a ball of food call ____ is formed
Definition
bolus
Term
contrictive muscles of the _____ for the food into the upper portion of the esophagus
Definition
pharynx
Term
a narrow tube leading from the pharynx to the stomach is called
Definition
esophagus
Term
whta are the four main layers of the digestive system?
Definition
  1. mucous menbrane,
  2. submucous membrane,
  3. muscular layer,
  4. serous layer.
Term
____ glands secretes hydrochloric acid that breaks down foods
Definition
gastric glands
Term
gastric glands secretes _____ that breaks down food in the small intestines
Definition
hydrochloric acids
Term
when the stomach muscle churns and mixes the bolus of food into a soupy substance called
Definition
chyme
Term
_______ stores food and regulates the movement of food into the small intestines
Definition
stomach
Term
the digestion and absorption of food occurs in the
Definition
small intestines
Term
______ provides water to dilute the contain of the small intestine and also bicarbonate ions to neutralize the acid from the stomach
Definition
pancreas
Term
_______ ions help to neutalize acid from the stomach.
Definition
bicarbonates
Term
the duodenum, jejunum, and ileum are the three major parts of the
Definition
small intestine
Term
_______ is absorbed through the walls of the small intestines
Definition
nutrients
Term
amino acids and sugars are absorded directly into the
Definition
blood
Term
most of the fats are absorbed into the
Definition
lymph
Term
fat is absorbed into the lymph by ____ which eventually are added into the blood stream.
Definition
lacteals.
Term
all nutrients enters the ________ veins to be routed to the liver for decontamination
Definition
hepatic portal
Term
fingerlike projection call _____ greatly increase the surface area of the small intestines
Definition
villi
Term
_______ reabsorbs water, stores and elimnates undigested food.
Definition
large intestines
Term
part of the digestive system that contains abundant bacteria, and intestinal flora.
Definition
large intestines
Term
name the Five portions of the large intestines
Definition
  1. ascending colon
  2. transverse colon
  3. descending colon
  4. sigmoid colon
  5. rectum
Term
it consist of two kidneys , two ureters, a urinaryy bladder, and the urethra
Definition
urinary system
Term
________ filter the blood
Definition
kidney
Term
are tubes that transport urine to the urinary bladder
Definition
ureters
Term
are where urine is stored before urination is called
Definition
urinary ladder
Term
urine passes through the ______ to the outside
Definition
urethra
Term
______ are the functional units of the kidneys
Definition
nephrons
Term
small coiled tubes that filters waste material out of the blood brought to the kidney by the renal artery
Definition
nephrons
Term
waste material from the blood are brought to the kidney by _____
Definition
renal artery
Term
in the kidneys the catual filtration occurs through the ____ in the bowman' capsule
Definition
glomerulus
Term
Glomerulus are located in the _____ of the nephrons
Definition
bowman's capsule
Term
filtration of blood occurs under through the glomerulus under the force of ______ ______
Definition
blood pressure
Term
durring blood fitration, nutirent needed by the body leave the nephrons by _________ an reenter the ________
Definition

diffusion

blood

Term
water is absorbed by the ________ of the nephrons
Definition
tubules
Term
_____ id the final product produced by the millions of nephrons per kidney
Definition
urine
Term
the two function of the sex organs ( testes abd ovaries) are
Definition
  1. production of gametes( sex cell)
  2. production of hormones
Term
Sex cell are also known as
Definition
gametes
Term
_____ is responsible for the production of sex cell and hormones
Definition
tropic hormones from the pituitary glands
Term
reproductive activity is _______ in women and _______ in men
Definition

cyclic

continuous

Term
the gametes are formed by ______
Definition
meiosis
Term
study various type of cell eg sqamouse
Definition
Term
in men spermotozoa develope within _________ of each testis
Definition
seminiferous tubules
Term
the intestinal cell between the seminiferous tubules prodruce
Definition
testosterones
Term
body hair and deep voice are mens ____  sex characteristics
Definition
secondary
Term
once the sperm is produced it is stored in ________ of each testis
Definition
epididymis
Term
during ejaculation, perm passes through_____ ______ and ______
Definition
vas deferens, ejaculatory duct, and urethra
Term
glands that produce tranport mediumor semens along the sperm pathway are _____ _____ and _____
Definition
seminal vesicle, prostate gland, and bulbourethral(cowper's) glands
Term
testicular activities are under the conrol of
Definition
two anterior pituitary galnds
Term
two anterior pituitary glands in control of testicular activities are
Definition
FSH and ICSH ( intestitial cell stimulating hormones)
Term
_____ hormone regulates sperm production
Definition
FSH
Term
_____ stimulates the intestitial cells to produce testosterones
Definition
(ICSH) Or LS
Term
__________ prepares the the endometrium of the uterus for pregnancy
Definition
estrogen
Term
etogen is produced in the ____
Definition
overian folicles
Term
within 14 days a cycle , ____ is released from the pituitary gland
Definition
LH
Term
______ stimulates ovulation and conversion of follicle to the corpus luteum
Definition
LH
Term
name two hormones secreted by corpus luteum
Definition
progesterone and estrogen
Term
progesterone and estogen are secreted by
Definition
corpus luteum
Term
_____ stimultaes the development of the endometrium
Definition
progesterone and estrogen
Term
the degeration of _____ cause the begining of mentruation
Definition
corpus luteum
Term
what happens to corpus luteum if fertilization does not occur
Definition
it degenerates and thus the begining of mentruation
Term
corpus luteum will remain funtional when ______ occurs
Definition
fertilzation
Term
ofter ovulation the egg is swept into _____ or _____
Definition
oviduct or fallopian tube
Term
fertilization occurs while the egg is in the
Definition
oviduct
Term
the fertilized egg or _____ travels to the uterus and implats itself within the _________
Definition

zygot

endometrium

Term
in the uterus, the developing embryo is nourished by _______
Definition
plancenta
Term
_______ is formed by material and embryonic tissues
Definition
plancenta
Term
during pregnancy, hormones from the_______ maintain the endometrium and prepare the breast for milk productin
Definition
placenta
Term
what are the two major parts of the pituitary gland?
Definition
the anterior lobe and the posterior lobe
Term
the anterior lobe of the pituitary gland is known as
Definition
adenohyphophysis
Term
the posterior lobe of the pituitary gland is known as
Definition
neurohypophysis
Term
where is calcium released during muscle contraction
Definition
sarcoplasmic reticulum
Term
what chemical is release during muscle contraction
Definition
calcium
Term
what part of the brain controls muscular cordination
Definition
cerebelum
Term
this system assist the nervous system in homeostasis
Definition
endocrine system
Term
many protein hormones remain on cell surface and act through a secondary messenger called
Definition
(AMP) adenosine monophosphate
Term
flexors and extensors are associated with what part of the body?
Definition
joints
Term
abductors and adductors are associated with
Definition
limb
Term
this body part allows us to persive many changes that takes place in our external and internal environment and be able to respond
Definition
nervous system
Term
sensory neurons also known as
Definition
afferent
Term
motor neuron also known as
Definition
efferent
Term
part of the brain that controls the heart and respiration
Definition
medula oblongata
Term
part of the brsin the controls muscular cordination
Definition
cerebellum
Term
spinal cord, brain , and nerves belong to the
Definition
nervous system
Term
consist of nerves that transmit information to and from the CNS
Definition
PNS
Term
_____ neurons tranmits impulse towards the CNS
Definition
sensory or afferent
Term
_____ neurons transmit nerve impulse away fron the CNS
Definition
motor or efferent
Term
part of the brain associated with movement and sensory input
Definition
cerebrum
Term
part if the brain that controls vital parts such as respiration and heart rate
Definition
medula oblongata
Term
how many nerves exist in the spinal cord
Definition
31 pairs
Term
system responsible for growth and sexual maturity
Definition
endocrine system
Term
the ______ controls the pituitary gland and is inturn controled by feedback of hormones in the blood
Definition
hypothalamus
Term
______ controls the pituitary glands
Definition
hypothalamus
Term
hormones can be steriod or______
Definition
nonsteriod
Term
_____ hormones of the pituitary gland works mainly under the endocrine gland
Definition
Adenohypophylis
Term
adenohypophysis hormones are called_______ because the act mainly under the endocrine glands
Definition
topic hormones
Term
oxytocin and Antidiuretic hormones are produce be _______ lobe of the ______ gland
Definition

posterior  

pituitary

Term
what attaches the hypothalamus to the pituitary gland
Definition
infundibulum
Term
_______ is the functional unit of the nervous system
Definition
nerve cells
Term
_____ _____ and _____ are the three main parts of the neuron
Definition
cell body, axon, dendrites
Term
actions of the nervous system depends on the transmission of _______ over neurons
Definition
nerve impulse
Term
_____ part of neuron transmits impulsetowards the cell body
Definition
dendrites
Term
part of the neuron responsible in transmitting impulse away from the cell body
Definition
axon
Term
are the two structural parts of the nervous system
Definition
CNS and PNS
Term
The right side of the heart is associated with what kind of circulation?
Definition
pulmonarycirculation
Term
left side of heart is associated with what kind of circulation?
Definition
systemic circulation
Term
five hormones released from the anterior lobe of the pituitary gland includes
Definition

somatotropic hormone

growth hormone

Adrenocoticotropic hormone

Thyroid Stimulating Hormone

Follicle stimulating hormone

Luteinizing hormone

 

Term
the main function of the endocrine gland is the production of
Definition
hormones
Term
blood enters the heart through the ______ side of the heart
Definition
right
Term
blood leaves the heart with deoxigenated blood through the ______
Definition
pulmonary artery
Term
blood absorb  oxygen from the _____ and return to the heart through the ______
Definition

lungs 

pulmonary vein

Term
blood leaves the heart with oxygenated blood to the body through ____
Definition
aorta
Term
muscle cells consist of ____ which are made up of small units call sarcomeres
Definition
myofibers
Term
muscle cells are made up of small units called
Definition
sarcomeres
Term
two things that must be present for mucle cell to contract
Definition
calcium and ATP
Term
responsible in forming a cross bridge between myosin and acting
Definition
calcium
Term
responsible for release of calcium from sarcoplasmic reticulum
Definition
motor neurons
Term
when calcium is released from the sarcoplasmic reticulum, it attaches to
Definition
actin filament
Term
skeletal muscle that make up the muscular system are called
Definition
voluntary muscles
Term
the sliding of myosin and actin produces
Definition
muscle contraction
Term
the smaller units that make up the myofibers are called
Definition
sarcomere
Term
the dorsal cavities includes
Definition
cranial and spinal cavities
Term
ventral cavity includes
Definition
orbits, nasal, oral, thorasic and abdominal cavities
Term
the frame work of the body that provides support and structure for the organs is
Definition
connective tissues
Term
nervous system consist of_____ _____ and _____
Definition
brain, spinal cord and nerves
Term
nervous stimulation fron the motor neurons cause the release of ______ from the sarcoplasmic reticulum
Definition
calcium
Term
the appendicular skeleton includes _____ and _____
Definition
girdles and Limbs
Term
the wrist bone is called
Definition
carpal
Term
bones of the hand are called
Definition
metacarpal
Term
the nervous system and the endocrine system coordinates and control the body. which one of them have a long - lasting  and wide spread effects.
Definition
endocrine system
Term
some nonsteriod hormones are ______
Definition
proteins
Term
sensory impulse enters the ______ horns of the spinal cord while motor impules inter the ______ horn of the spinal cord.
Definition

dorsal

ventral

Term
------- release from the adrenal cortex reduces inflamtion, raises the blood sugar level and inhibits the release of histamine
Definition
cortisol
Term
_____ is composed of neurons and connective tissues cells that are refere to as Neuroglia
Definition
nerve cells
Term
the coonective tissues of the nerve cell is called
Definition
neuroglia
Term
a process in which DNA is duplicated and distributed evenly to two daughter cells is called
Definition
mitosis
Term
orbits nasal ,oral, thorasic and abdorminal belongs to which cavity
Definition
ventral cavity
Term
cranial and spinal cavity belongs to what cavity
Definition
dorsal cavity
Term
what is the largest organ of the body
Definition
skin
Term
the skin consist of how many layers
Definition
2
Term
holocrine secretion is responsible for the production of
Definition
oil
Term
the appendages of the skin includes _____ and _____
Definition
hair and nail
Term
part of the body responsible for support, movement, and blood cell formation
Definition
skeletal system
Term
name the major body cavities
Definition
dorsal and ventral cavities
Term
the study of tissue is known as
Definition
histology
Term
the four fundamental tissues are
Definition
connective, epithelial, muscle, nerve tissues
Term
what covers the line and protects the body and its internal organs
Definition
epithelial tissue
Term
_____ includes enzymes that regulates all the chemical reaction in the body
Definition
protein
Term
the outer protective layer of the skin is composed of
Definition
dead karetine epithelial cell
Term
name the layers of the epidermis
Definition
corneum, lucidum,grnulusum,germinativum(basal and spinosum)
Term
sweat gland the regulates body temperature
Definition
eccrine (largest)
Term
sweat glands in ampits and grions responsible for odors
Definition
apocrine
Term
gland responsible in secreting oily secretion through hair follicles to lubricates the skin
Definition
sebaceous gland
Term
the body frame work consist for _____,_____,_____,and _____
Definition
bones, cartilage, ligaments, and joints
Term
blood cell formation is known as
Definition
hemopoiesis
Term
the diaphysis of a bone is composed of what kind of bones
Definition
compact bone
Term
the epiphysis of a bone is composed of what kind of bone tissue
Definition
spongy bone
Term
the cell that form a compact bone is known as
Definition
osteoblact
Term
bone cell responsible in the maintenance of  bone tissue are called
Definition
osteocyte
Term
the two parts of the skeleton are
Definition
axial skeleton and appendicular skeleton
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