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HBS 1.2.1 Study Guide

Total questions: 37

Worksheet time: 24mins

Name
Class
Date
1.

What is the name for the connector that attaches muscle to bone?

a)

ligament

b)

tendon

c)

joint

d)

bones

2.

Found attached to bones throughout the body

a)

smooth

b)

cardiac

c)

skeletal

d)

all

3.

Found in the heart

a)

smooth

b)

cardiac

c)

skeletal

d)

all

4.

Found in the walls of hollow organs; also called visceral

a)

smooth

b)

cardiac

c)

skeletal

d)

all

5.
What are the 3 types of muscles?
a)
Skeletal, muscular, ligament
b)
Skeletal, smooth, cardiac
c)
Smooth, Cellular, Cerebrum
d)
Cardiac, smooth, brain stem
6.
Smooth muscle and cardiac muscle are considered _____ muscles because we can’t control them consciously.
a)
Immovable
b)
Involuntary
c)
Skeletal
d)
none of the above
7.

Which type of muscle is voluntary and striated?

a)

Cardiac

b)

Smooth

c)

Skeletal

8.

Which type of muscle is involuntary and striated?

a)

Cardiac

b)

Smooth

c)

Skeletal

9.

Which type of muscle is involuntary and non striated?

a)

Cardiac

b)

Smooth

c)

Skeletal

10.
What does the "TP" in ATP stand for?
a)
2 phosphates
b)
tri (3) phosphates
c)
Two proteins
d)
tri (3) proteins
11.
Which bond of the ATP molecule is broken in order to release energy?
a)

A

b)

B

c)

C

d)

D

12.
A sarcomere is
a)
A protein filament or fiber
b)
The basic contractile unit of muscle contraction
c)
An organelle
d)
An organ
13.

Structure B is known as the thin filaments of the sarcomere, what is another name for the thin filaments?

a)

myosin

b)

actin

c)

fascia

d)

myofibril

14.

Structure C is known as the thick filament of the sarcomere, it is also known as

a)

myosin

b)

actin

c)

fascia

d)

myofibrils

15.

The unit between A and A is called

a)

a sarcomere

b)

The I band

c)

the Z disc

d)

fascia

16.

Calcium binds to ___ on the actin filaments of muscle fibers.

a)

troponin

b)

tropomyosin

c)

actin

d)

myosin

17.

Calcium is stored in the ___.

a)

sarcoplasm

b)

sarcolemma

c)

sarcoplasmic reticulum

d)

transverse tubules

18.

___provides energy for muscle contraction and relaxation.

a)

cAMP

b)

ADP

c)

ATP

d)

M line

19.

___slides inward during muscle contraction.

a)

actin

b)

myosin

20.

Label the types of muscle tissue

21.

Label the parts of the thin filament

22.

What is being released from the axon which will help stimulate an action potential that travels along the sarcolemma and into the transvers (T) tubules?

a)

Calcium

b)

Estrogen

c)

Epinephrine

d)

Acetylcholine (neurotransmitter)

23.

The binding of calcium to troponin signals tropomyosin to do what?

a)
Activate the contraction of the muscle fiber.
b)
Move away from the myosin-binding site on actin
c)
Inhibit the movement of tropomyosin.
d)
Bind to the myosin-binding site on actin.
24.

What creates the powerstroke in a muscle contraction?

a)
Release of calcium ions
b)

Elongation of the sarcomere

c)

Sliding of thin actin over the thick myosin filaments

d)
Relaxation of the muscle fibers
25.

After the powerstroke, the actin-myosin cross-bridge remains intact until an ____ binds to the myosin head. After this, the myosin will detach from actin.

a)
ADP
b)
calcium
c)
ATP
d)
troponin
26.

What type of muscle cell is shown:

a)

Cardiac Muscle Cell

b)

Skeletal Muscle Cell

c)

Smooth Muscle Cell

d)

This is not a muscle cell, a tendon is visualized

27.

What are the three types of muscle tissue in the body:

a)

Skeletal, cardiac, and smooth muscle

b)

Tendons, Ligaments, Smooth Muscles

c)

Endomysium, perimysium, epimysium

d)

Myofilaments, troponin, tropomysium

28.

Found attached to bones throughout the body

a)

smooth

b)

cardiac

c)

skeletal

d)

all

29.

Found in the heart

a)

smooth

b)

cardiac

c)

skeletal

d)

all

30.

Found in the walls of hollow organs; also called visceral

a)

smooth

b)

cardiac

c)

skeletal

d)

all

31.

Use to move materials through contractions

a)

smooth

b)

cardiac

c)

skeletal

d)

all

32.

Cells have multiple nuclei and striations.

a)

smooth

b)

cardiac

c)

skeletal

d)

all

33.

Cells have a single nucleus and striations.

a)

smooth

b)

cardiac

c)

skeletal

d)

all

34.

Cells/fibers have voluntary contractions that are slow to fast

a)

skeletal

b)

smooth

c)

cardiac

d)

all

35.

Cells/fibers have involuntary contractions that are typically slow & rhythmic

a)

skeletal

b)

smooth

c)

cardiac

d)

all

36.

Cells/fibers have involuntary contractions that are typically very slow & called peristalsis

a)

skeletal

b)

smooth

c)

cardiac

d)

all

37.

Tissue number 2 has 1 nucleus and no striations. It is a diagram of ___ tissue

a)

skeletal

b)

smooth

c)

cardiac

d)

all