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The Ear / Final Exam Study Now > Final Exam Sacomere / Nervous System > Flashcards

Final Exam Sacomere / Nervous System Flashcards

1
Q

1.
_____is used to form the thin myofilament of a sarcomere

Sacomere
actin
myocin
tropomyocin
troponin
Z-Disc
M-line
Z-disc
H-zone
A-band
I-band

A

Actin

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2
Q
  1. ______is used to form the thick myofilament of a sarcomere

Sacomere
actin
myocin
tropomyocin
troponin
Z-Disc
M-line
Z-disc
H-zone
A-band
I-band

A

Myosin

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3
Q
  1. _______ is a regulatory protein that covers the myosin-binding sites on actin

Sacomere
actin
myocin
tropomyocin
troponin
Z-Disc
M-line
Z-disc
H-zone
A-band
I-band

A

Tropomyosin

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4
Q

4.
_______is regulatory protein that holds tropomyosin in place and changes its shape when the ion calcium (Ca 2 +) is released by the sarcoplasmic

Sacomere
actin
myocin
tropomyocin
troponin
Z-Disc
M-line
Z-disc
H-zone
A-band
I-band

A

Troponin

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5
Q

6.
The ___ is a thick line of proteins in the middle of the sacomere

(Thick myofilaments attached here)

Sacomere
actin
myocin
tropomyocin
troponin
Z-Disc
M-line
Z-disc
H-zone
A-band
I-band

A

M-Line

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5
Q

5.
On either side of the Sacomere are Zig-Zagging structures called
_______

(Thin myofilaments attached here)

Sacomere
actin
myocin
tropomyocin
troponin
Z-Disc
M-line
Z-disc
H-zone
A-band
I-band

A

Z-Disc

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6
Q

7.
The ____ is the space in the sarcomere where ONLY THIN myofilaments are presents

Sacomere
actin
myocin
tropomyocin
troponin
Z-Disc
M-line
Z-disc
H-zone
A-band
I-band

A

I-Band

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7
Q

8.
The ____ which is the space in the sarcomere where ONLY THICK myofilaments are presents

Sacomere
actin
myocin
tropomyocin
troponin
Z-Disc
M-line
Z-disc
H-zone
A-band
I-band

A

H- ZONE

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8
Q

9.
The name of a muscle cell

Endomysium
fascicles
muscle fiber
myofibrils
sarcolemma
sarcoplasmic reticulum
T-tubules
tendons

A

Muscle fiber

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9
Q

10.
The plasma membrane of a muscle

Endomysium
fascicles
muscle fiber
myofibrils
sarcolemma
sarcoplasmic reticulum
T-tubules
tendons

A

Sarcolemma

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10
Q

11.
The structure that attaches muscle to bone & composed of dense regular connective tissue

Endomysium
fascicles
muscle fiber
myofibrils
sarcolemma
sarcoplasmic reticulum
T-tubules
tendon

A

Tendon

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11
Q

SURROUNDS EACH MUSCLE CELL

  1. The sheet of connective tissue that surrounds each muscle cell

Endomysium
fascicles
muscle fiber
myofibrils
sarcolemma
sarcoplasmic reticulum
T-tubules
tendons

A

Endomysium

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12
Q

13.
Group of muscle fibers

Endomysium
fascicles
muscle fiber
myofibrils
sarcolemma
sarcoplasmic reticulum
T-tubules
tendons

A

Fascicles

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13
Q

14.
The layer of connective tissue that surrounds the entire muscle

Endomysium
fascicles
muscle fiber
myofibrils
Epimysium
sarcolemma
sarcoplasmic reticulum
T-tubules
tendons

A

Epimysium

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14
Q

15.
The smooth endoplasmic reticulum that stores calcium in a resting muscle cell

Endomysium
fascicles
muscle fiber
myofibrils
sarcolemma
sarcoplasmic reticulum
T-tubules
tendons

A

Sarcoplasmic Recticulum

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15
Q

16.
The groups of contactile myofilaments inside a muscle cell

Endomysium
fascicles
muscle fiber
myofibrils
sarcolemma
sarcoplasmic reticulum
T-tubules
tendons

A

Myofibrils

16
Q

17.
The parts of the sarcolemma that fold into the muscle & allow membrane potential to reach all myofibrils inside the cell

Endomysium
fascicles
muscle fiber
myofibrils
sarcolemma
sarcoplasmic reticulum
T-tubules
tendons

A

T- tubles

17
Q

Image
Sarcomere with Z disc

A
18
Q

In a Saccomere

A- Bands = darker thick myofilaments
I- Bands = light

A
19
Q

Image

Inside hollow internal organs and assist with movement of substances like food, urine, or blood

Smooth Muscle
cardiac muscle
skeletal muscle

A

Smooth Muscle ( non voluntary)

20
Q

Image

In the wall of the heart and pumps blood to rest of body

Cardiac
Smooth
Skeletal

A

Cardiac Muscle (non voluntary movement)

21
Q

Image

Assist with movement, posture & heat protection

Smooth
Skeletal
Cardiac

A

Skeletal (voluntary movement)

The Ear / Final Exam Study Now (12 decks)

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