VI, XVI Flashcards Preview

MCAT > VI, XVI > Flashcards

Flashcards in VI, XVI Deck (17):
1

What is a sarcomere?

A contractile unit of fibers

2

Where are sarcomeres located?

Skeletal muscle

3

Thick filaments:

Myosin

4

Thin filaments:

Actin

5

The initiation of contraction can be described as

The depolarization of a neuron leads to an action potential.

6

What builds bone?

Osteoblasts

7

What breaks down bone?

Osteoclasts

8

How does the process of bone reformation occur?

Inorganic ions are absorbed through the blood for use in bones.

9

Bone degradation is also called

Reabsorption

10

When degradation occurs:

Inorganic ions are released into the blood.

11

Stable Hardy-Weinberg equilibrium mean that the population has which characteristics?

No mutations, large population, random mating, no net migration, and equal reproductive success.

12

p squared is:

The frequency of dominant homozygotes

13

q is:

Frequency of recessive allele.

14

2pq is:

Frequency of heterozygotes

15

q squared is:

Frequency of recessive homozygotes.

16

p+q=

1

17

p^2+2pq+q^2=

1