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a&p 1 > A&P Quiz 7 > Flashcards

A&P Quiz 7 Flashcards

1
Q

Which head of BICEPS FEMORIS is the DEEPEST?

A

Short Head

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2
Q

What are the Hamstring muscles?

A

Lateral: Biceps Femoris
Middle: Semitendinosus
Medial: Semimembranosus

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3
Q

What is the origin/proximal of biceps femoris

A

LH: Ischial Tuberosity (superficial)
SH: Linea Aspera (deepest)

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4
Q

What is the Insertion/Dorsal of Biceps Femoris

A

Head of Fibula

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5
Q

What are the Actions of Biceps Femoris

A

Both heads:
Flexion of the knee (tibiofemoral joint)
LH: Extension of the hips (Acetabulofemoral joint)

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6
Q

Origin/Proximal of Semitendinosus

A

Ischial Tuberosity

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7
Q

Semitendinosus is attached to the

A

“goose foot” - Pes Anserinus

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8
Q

Insertion/Dorsal of Semitendinosus

A

The proximal shaft of the Anterior Tibia - Pes Anserines

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9
Q

What is the Origin/Proximal of Semimembranosus

A

Ischial Tuberosity

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10
Q

Insertion/Dorsal of Semimembranosus

A

Posterior aspect of the medial condyle of the Tibia

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11
Q

Sarcolemma

A

Plasma membrane of a muscle fiber

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12
Q

Where are the myofilaments located

A

Inside the myofibril

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13
Q

What is one of the 1st steps of muscle fiber contraction (EXCITATION)

A

ACh is released and floods the synaptic cleft NMJ

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14
Q

What is Eccentric Isotonic Contraction

A

Movement that results in LENGTHENING of the muscle fibers

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15
Q

Know where the Spinous Process of a Vertebra is

A

Center spiny protrution

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16
Q

Know where the Transverse Process is located on a vertebra

A

Sides - angled protrusions

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17
Q

Know the sections of the hip bone

A 
Ilium
Iliac Crest
Ischium
Ischial Tuberosity 
Pubis
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18
Q

What is the valley between the Spinous Process and the Transverse Processes

A

The Lamina Groove

19
Q

How many heads does Triceps Brachii have?

A

3

20
Q

Which head of Triceps Brachii EXTENDS the shoulder?

A

LH

21
Q

Intercellular fluid INSIDE the cells is called

A

Cytosol

22
Q

What is the Origin/proximal of Coracobrachialis?

A

The Coracoid Process

23
Q

The anterior fibers of Deltoid perform what action at the shoulder?

A

Medial rotation AND flexion

24
Q

What action do the middle fibers of Deltoid perform at the shoulder?

A

Abduction

25
Q

What rotation does the posterior deltoid do at the shoulder?

A

Lateral rotation

26
Q

Posterior fibers of Deltoid have what action in the Saggital Plane

A

Extension

27
Q

What whole body COMMUNICATING Network communicates mechanical information?

A

Fibrous Network

28
Q

What muscle does Teres Minor work with?

A

Infraspinatus

29
Q

Origin of Teres Minor

A

Upper 2/3 of the lateral border of scapula

30
Q

Insertion/Dorsal of Teres Minor

A

Greater Tubercle of Humerus

31
Q

What is the name of the rotator cuff muscle on the anterior of scapula?

A

Subscapularis

32
Q

Insertion/Dorsal of Subscapularis

A

Lesser Tubercle of Humerus

33
Q

Which layer of skin is avascular?

A

Epidermis

34
Q

Which layer of skin is deeper: epidermis or dermis?

A

Dermis

35
Q

What’s the layer that connects skin to deep fascia?

A

Subcutaneous OR
Superficial Fascia OR
Hypodermis

36
Q

What’s the CT layer surrounding entire muscle called?

A

Epimysium

37
Q

What’s the CT layer surrounding Fossicles

A

Perimysium

38
Q

The wrapping around the fiber cell

A

Endomycium

39
Q

What are the 2 handcuff muscles

A

Latissimus Dorsi and Teres Major

40
Q

Do the handcuff muscles go through or over the armpit (axils)

A

Through

41
Q

What is the name of the muscle cell membrane

A

Sarcolemma

42
Q

The name of the contractile functional unit in a muscle cell

A

Sarcomere

43
Q

What portion inside the muscle cell stores calcium

A

Sarcoplasmic Reticulum

44
Q

What is the Proximal attachment of Teres Major?

A

Inferior angle of scapula

a&p 1 (10 decks)

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