bio chp 26 Flashcards

(40 cards)

1
Q

what are the cells that have a specific receptro for a hormone called

A

target cells

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2
Q

say the process of what the steroids do

A

1.go into receptor
2. make receptor complex
3.nucleus activates
4. transcription
5. translation

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2
Q

what is the broad category for the steroid thign called

A

steroiod, and nonsteroid cells

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2
Q

what is a secondary characteristic

A

small molecules that relay signals

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3
Q

what is GH

A

growth hormone

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3
Q

nonsteriod process

A

1.receptors attach on membrane
2. binding hormone activates enzymes
3. secondary messangers tell cells what to do
4.Secondary messanger activate or inhibit wide range of cell activities

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3
Q

nonsteroids are not lipids but what

A

proteins,amino acids, or peptides

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3
Q

what part of the brain is the pituatary gland attached to

A

hypothalamus

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3
Q

how big is the pituatary gland

A

the size of a bean

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3
Q

what is the most common secondary messanger

A

cyclic AMP

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4
Q

what is FSH

A

Follicale stimulating hormone, regulates ovaries and testies

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5
Q

what is LH

A

lutenizing hormone, helps with ovulation and testosterone production

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6
Q

what is TSH

A

thyroid stimulating hormone: stimulates and makes thyroxin

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7
Q

what is ACTH

A

adrenal cortico tropic hormone: stimulates adrenal gland to make stress hormones

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8
Q

what is P

A

prolactin: regulates mlk production

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9
Q

what is MSH

A

melanocyte stimulating hormon: regulates melanocyte to make melanin

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9
Q

name all the anterior pituatary hormones

A

Adreno cortico trophic hormone (ACTH)
Thyroid-stimulating hormone (TSH)
Lutenizing hormone (LH)
Follicle-stimulating hormone (FSH)
Prolactin (PRL)
Growth hormone (GH)
Melanocyte-stimulating hormone (MSH)

9
Q

name all posterior pituatary hormone

A

oxcytocine and ADH

9
Q

what is O and ADH in posterior pituatary

A

oxytocin: triggers uterine walls to push baby out and produce milk
antidiuretic hormone: keeps water in blood of body instead of releasing into urine when dehydrated

9
Q

how does the hypothalamus communicate with posterior pituatary

A

neurons go and release neurotransmitters
ADH

10
Q

how does the hypothalamus communcate with anterior pituatary

A

releases releasing hormones and goes to anterior pituatary

11
Q

whats teh outside and inside layer of the adrenal gland called

A

adrenal cortex and adrenal medulla

12
Q

the adrenal cortex makes 22 different hormones to regulate for what

13
Q

adrenal medulla is in the middle and produces wat

A

produces adrenaline

14
what does the pancreas do
produces digestive juices and insulin, as well as other hormones to do with digestion
15
what is the master gland
the pituatary gland
16
what is thyroid and what does it produce
produces thyroxine, and increases metabolism
17
what is another hormone that thyroid produces besides thyroxine
calcitonin: helps with clower calcium levels by putting into bones
18
what are the glands behind the thyroid
parathyroid
19
what does parathyroid do
regulates calcium levels in body
20
what organ is both an endocine and exocrine gland
pancreas
21
what do alpha cells do
make insuline to bring blood sugar down
21
what does glucagon do
bring glycogen out to increase blood sugar when its to low
22
what does the parathyroid make
parathyroid hormone
23
what does parathyroid hormone do to calcium leveles in the blood
increases it
24
how does the hypothalamus control thyroxin levels
if your body temp is too cool it send impulses down to anterior piutuatary gland and releases thyrotropin releasing hormone and stimulates make TSH
25
do posterior pituatary need releasing hormones
no neuron goes directly there and make ADH
26
what is a nephron
Each of your kidneys is made up of about a million filtering units called nephrons. Each nephron includes a filter, called the glomerulus, and a tubule. The nephrons work through a two-step process: the glomerulus filters your blood, and the tubule returns needed substances to your blood and removes wastes.
27
what does insulin do
Insulin is a hormone produced by the pancreas that plays a crucial role in regulating blood sugar levels.
28
what does glucagon do
Glucagon increases your blood sugar level and prevents it from dropping too low,