Term
A man is heterozygous for the cystic fibrosis gene and he secretes 100 million sperm. Approximately how many of the sperm carry the cystic fibrosis gene?
A. 100 million
B. 50 million
C. 25 million
D. 10 million
E. 1 million |
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Definition
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Term
A normal man's body cell chromosomes are:
A. 23:XY
B. 23:XX
C. 23:X
D. 46:XX
E. 46:XY
F. 46:Y
G. 46:X
H. 23:Y |
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Definition
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Term
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Definition
| sensory neuron -> associative neuron -> motor neuron |
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Term
A woman shares an average of 75 percent of her genes with her:
A. self
B. sister
C. mother
D. daughter
E. mother's sister
F. none of these |
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Definition
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Term
| Because the gene for hemophilia is located on the X-chromosome, it is normally impossible for a: |
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Definition
| hemophiliac father to pass the gene on to his son |
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Term
Bile is made in the:
A. stomach
B. liver
C. gall bladder
D. small intestine |
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Definition
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Term
Bones of foot:
A. ectoderm
B. mesoderm
C. endoderm
D. all of these
E. none of these |
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Definition
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Term
Brain:
A. ectoderm
B. mesoderm
C. endoderm
D. all of these
E. none of these |
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Definition
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Term
By definition, a nerve is:
A. a single extension of a neuron
B. a bundle of axons
C. a single neuron within the central nervous system
D. a fiber more than 10 inches long
E. all of these |
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Definition
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Term
Calcitonin is to parathyroid hormone as insulin is to:
A. ADH
B. glucagon
C. oxytocin
D. prolactin
E. growth hormone
F. none of these |
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Definition
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Term
Ducts from the pancreas and liver enter the:
A. small intestine
B. rectum
C. gall bladder
D. colon
E. stomach |
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Definition
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Term
Each of the daughter cells immediately resulting from meiosis in a diploid cell with two bivalent: (two-chromatid) chromosomes[xx], look like:
A. [I]
B. [II]
C. [X]
D. [XX]
E. all of these
F. none of these |
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Definition
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Term
Fertilization usually occurs in the:
A. penis
B. fallopian tube
C. ovary
D. vagina |
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Definition
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Term
Gonads produce sex hormones and gametes (sex cells).
A. human male
B. human female
C. both
D. neither |
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Definition
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Term
Humans do not have which of the following types of teeth?
A. canines
B. carnassials
C. incisors
D. molars
E. humans have all of these |
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Definition
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Term
If a man with blood type O marries a woman with blood type AB, what percentage of the children will have type A blood?
A. 0%
B. 25%
C. 50%
D. 75%
E. 100% |
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Definition
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Term
In the brain:
A. The medulla oblongata controls visceral functions (e.g. breathing and heart rate)
B. The cerebellum controls hormone production and the pituitary gland.
C. The hypothalamus controls balance and coordination |
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Definition
| A. The medulla oblongata controls visceral functions (e.g. breathing and heart rate) |
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Term
Nitrogenous waste that must be excreted from the body comes primarily from metabolism of:
A. starch
B. fats
C. ATP
D. sugars
E. nucleic acids
F. amino acids
G. none of these |
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Definition
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Term
Ray has some paralysis and loss of sensation in his left side after a motorcycle accident. It is likely that there is brain damage in the:
A. right cerebral hemisphere
B. corpus callosum
C. medulla oblongata
D. left cerebral hemisphere |
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Definition
| A. right cerebral hemisphere |
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Term
The appendicular skeleton does not:
A. contain the long bones
B. protect the brain
C. contain short bones
D. include the pelvis
E. all of these
F. none of these |
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Definition
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Term
The building blocks of nucleic acids are:
A. nitrogenous bases
B. pentose sugars
C. amino acids
D. nucleotides
E. phosphate groups
F. none of these |
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Definition
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Term
The ductus arteriosus is to the lungs as the ductus venosus is to the:
A. brain
B. heart
C. eyes
D. liver
E. bones
F. lungs |
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Definition
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Term
The epiglottis blocks passage into the:
A. large intestine
B. liver
C. stomach
D. gall bladder
E. esophagus
F. small intestine
G. trachea |
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Definition
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Term
The functions of the amnion include:
A. protectin the fetus from temperature change
B. allowing unhindered development
c. protecting the fetus from mechanical shocks
D. all of these
E. none of these |
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Definition
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Term
The _____ is the highest and largest brain area found in humans.
A. hypothalamus
B. medulla oblongata
C. cerebellum
D. limbic system
E. cerebrum
F. thalamus |
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Definition
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Term
The path of semen meets the path of urine inside which structure?
A. testis
B. bladder
C. seminal vesicle
D. prostate gland
E. all of these
F. none of these |
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Definition
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Term
The path of urine is:
A. kidney-ureter-urethra-bladder
B. kidney-ureter-bladder-urethra
C. bladder-kidney-ureter-urethra
D. bladder-urethra-kidney-ureter
E. kidney-urethra-bladder-ureter
f. ureter-kidney-bladder-urethra |
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Definition
| B. kidney-ureter-bladder-urethra |
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Term
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Definition
| A. observation - generalization - hypothesis - experimentation - communicaton |
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Term
The sympathetic fight or flight response includes:
A. homeostatic effects
B. lowered blood pressure
C. increased heart rate
D. stimulation of digestion
E. all of these
F. none of these |
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Definition
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Term
Through the process homeostasis, a human being will strive to maintain a constant:
A. internal temparature
B. blood glucose (sugar) level
C. blood pressure and pulse
D. cell and blood pH level
E. all of these
F. none of these |
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Definition
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Term
Visual receptors are located in the:
A. basilar membrane
B. retina
C. iris
D. tectorial membrane
E. pupil
F. optic nerve
G. all of these
H. none of these |
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Definition
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Term
Which correctly describes the path of blood through the human heart? (R=right, L=left, V=ventricle, A=atrium; body and lungs are left out of each)
A. LA to LV to RV to RA
B. LV to LA to RV to RA
C. RA to LA to RV to LV
D. RA to RV to LA to LV |
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Definition
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Term
Which of the following are in the proper relative external order?
A. navel - clitoris - urethral opening - vaginal openng - anus
B. navel - urethral opening - clitoris - vaginal opening - anus |
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Definition
| A. navel - clitoris - urethral opening - vaginal openng - anus |
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Term
| Which of the following are in the proper relative order with respect to the natural pathway of sperm? |
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Definition
| testis - vas deferens - seminal vesicle - prostate gland - penis |
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Term
Which of the following doesn't belong?
A. semicircular canal
B. retina
C. saccule
D. utricle |
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Definition
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Term
Which of the following is false?
A. Tendons connect muscle to bone.
B. Muscle is contractile, excitable, extensible and elastic.
C. Muscle contraction is what produces ATP.
D. The basic functional unit of striated muscle is the sarcomere. |
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Definition
| C. Muscle contraction is what produces ATP. |
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Term
Which of the following is most effective in preventing pregnancy?
A. diaphragm
B. condom
C. abstinence
D. coitus interruptus
E contraceptive pills |
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Definition
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Term
Which of the following is not a secondary sexual character?
A. pubic hair
B. breasts
C. facial hair
D. ovaries
E. all of these
F. none of these |
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Definition
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Term
Which of the following is true?
A. Peristalsis moves materials along the respiratory tract.
B. Most of the nutrients from food are absorbed in the stomach.
C. Nutrients absorbed in the liver are carried to the intestines. |
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Definition
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Term
Which of the following shows the recessive phenotype?
A. AA
B. Aa
C. aA
D. aa
E. all of these
F. none of these |
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Definition
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