Term
| What sex chromosome determines the sec of the individual? |
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Definition
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Term
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Definition
| When the glandes start secreting increase quantities of sex chromosomes |
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Term
| What gland secretes follicle stimulating hormone? |
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Definition
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Term
| The menstrual cycle and ovulation are under _______ control. |
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Definition
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Term
| Define spermatogenesis. Where does it occur? |
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Definition
| Production of the sperm. Tetses |
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Term
| Define oogenesis. Where does it occur? |
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Definition
| Production of the egg cell. Ovaries |
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Term
| What structure is the location of movement of sperm out of the testes? |
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Definition
| Vas Deferenes/ Sperm Duct |
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Term
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Definition
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Term
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Definition
Rest of the Follicle cells that are left over from egg development
-Secretes hormones that prevent the release of another egg. |
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Term
| Define Ovulation. When does it occur? |
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Definition
release of egg into the ova duct.
-half way through the cycle |
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Term
| Define menstrual flow. When does it occur? |
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Definition
lining of uterus is passed through the body.
-2 Weeks after egg is released |
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Term
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Definition
| union of the egg and sperm |
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Term
| When is the best time for fertilization? |
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Definition
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Term
| Where does the egg go when released from the ovary? |
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Definition
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Term
| From the oviduct the egg goes to the _____. |
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Definition
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Term
| Define cleavage division. Where do they occur? |
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Definition
Early division of embryo.
-oviduct |
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Term
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Definition
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Term
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Definition
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Term
| Where does the embryo become implanted? |
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Definition
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Term
| Where does the embryo develop? |
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Definition
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Term
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Definition
| a water filled membrane surrounding the embryo. |
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Term
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Definition
| the membrane that connects the mother and the child |
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Term
| What 4 things is the placenta responsible for? |
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Definition
1. Nourishment
2. Waste Removal
3. Filtration
4. Produces hormones that prevent menstruation and ovulation during pregnancy. |
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Term
| List and Define 2 types of twins. |
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Definition
Identical- when the zigo splits in early cleavage division into two cells
Fraternal- has to have 2 sperm and 2 eggs |
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Term
| What is the function of oxytocin? |
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Definition
| hormone secreted by the pituitary that cause the uterus to contract |
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Term
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Definition
| any other position other than head first |
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Term
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Definition
| when the female body becomes non-reproductive |
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Term
| What is the most deadly form of skin cancer? |
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Definition
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Term
| What are the ABCD rules for melanoma? |
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Definition
A-asymmetry
B-border
C-color
D-diameter |
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Term
| Why is melanoma so dangerous? |
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Definition
| it can break off and move to other parts of the body |
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Term
| By using ______, from infancy, melanoma risk can be cut by 70%. |
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Definition
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Term
| Sun exposure can cause ______ ______ as well as skin cancer. |
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Definition
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Term
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Definition
| change in environment that can be detected by the organism |
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Term
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Definition
| basic unit of the nervous system |
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Term
| What are two systems of the nervous system and what are they made up of? |
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Definition
Central NS- receives input and generates a response.
Peripheral NS- contains bundles of long fibers called nerves; outside the CNS |
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Term
| What is the direction of flow of a nerve impluse? |
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Definition
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Term
| Why does depolarization occur? |
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Definition
| there is a change in the permeability of the cell membrane allowing Na+ to diffuse inside. |
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Term
| What causes the Na+ to diffuse inside the cell? |
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Definition
| when a nerve is stimulated |
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Term
| A ____________ is a chemical that is released by the _____ that stimulates the depolarization of the next neuron. |
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Definition
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Term
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Definition
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Term
| Give an example of a neurotransmitter. |
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Definition
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Term
| Impulses move only in ___ direction. |
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Definition
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Term
| Where do hormones bind on sensitive cells? |
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Definition
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Term
| Activity of the Endocrine System usually involves _______________________ hormones. |
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Definition
| the coordinated activity of several |
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Term
| Which gland produces the largest number of hormones? |
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Definition
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Term
| Which part of the pituitary is regulated by the brain? |
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Definition
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Term
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Definition
| sense organs(eyes,ears,nose,tongue,etc.) |
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Term
| What do the sour taste buds respond to? |
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Definition
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Term
| What 3 inputs are also involved in taste? |
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Definition
| temperature, texture, smell |
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Term
| Where are the receptor site for smell? |
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Definition
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Term
| What are rods responsible for? |
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Definition
| broad spectrum of light wavelengths including black and white |
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Term
| Where will cones not function? |
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Definition
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Term
| What receptors make up touch? |
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Definition
-pressure
-temperature
-pain |
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Term
| What are three types of muscles? Define each, and give an example. |
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Definition
Skeletal- voluntary, ex-biceps triceps
Smooth- involuntary, ex- walls of internal organs(stomach)
Cardiac- involuntary,ex- heart |
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Term
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Definition
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Term
| The sense of smell responds to very ___ concentration of molecules. |
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Definition
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Term
| Read Alzheimer's handout. |
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Definition
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Term
| Know the high risk factors of melanoma |
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Definition
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