Animal Physiology - Lecture 10 Flashcards Preview

Aps 136 Animal Physiology > Animal Physiology - Lecture 10 > Flashcards

Flashcards in Animal Physiology - Lecture 10 Deck (13)
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1
Q

Homeostasis is any ..-.. process by which .. systems maintain .. whiel adjusting to the ..

A

self-regulating, biolgoical, stability, environment

~a dynamic equilibrium

2
Q

steady states are importnat for .., .. reactions, preventing proteins from .., concentration …

A

enzymes, chemical, denaturing, gradients

3
Q

receptor -> .. -> … -> stimulis -> receptor

A

control center, stimulus

4
Q

the receptor monitors .. environment

A

internal

5
Q

the control center sends a message to the …, when a parameter .. normal range

A

effector, exits

6
Q

the effector …. the .. envrionment

A

re-establishes, internal

7
Q

feedback returns the output to the input part of the system, so the cycle ..

A

repeats

8
Q

platypus like ..C, penguins ..C

A

32, 39

9
Q

naked mole rats stay .. and .. need to regulate temperature

-homeostatic mechanisms are costly

A

underground, don’t

10
Q

torpor is lethargy, can result from .. weather such as nighttime

A

cold

-E.g. A hummingbirds heartrate may fall from 1200 to 50 beats per minute

11
Q

Eastern pygmy possum can undergo a short .. torpor or .. hibernation based on .. factors

A

shallow, longer, environmental

12
Q

Eryhropoietin stimulates red .. marrow which increases .. .. .. count

It’s normally released due to low atmospheric .. increased .. and …

It increases O2 supply by ..-..%

A

bone, red blood cell

O2, exercise, haemorrhaging

7-10

  • injecting this in doping results in increased heart attack risk
  • can be tested by RBC increases
13
Q

meldonium treats coronary .. disease by increasing .. and .. flow

A

artery
blood, oxygen
-banned 2016