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Anatomy & Physiology I > Muscles > Flashcards

Muscles Flashcards

1
Q

What is the origin, insertion, and action of levator scapulae?

A

Origin: C1-C4
Insertion: Scapula
Action: Elevates the scapula

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2
Q

Origin

A

The anchor point that does not move.

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3
Q

Insertion

A

The body part that moves.

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4
Q

Action

A

The movement caused by the muscle contraction.

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5
Q

What is the white part of the eye called?

A

Optic Sclera

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6
Q

What is the origin, insertion, and action of triceps brachii?

A

Origin: Scapula
Insertion: Olecranon process of the ulna
Action: Flexes elbow

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7
Q

What is the origin, insertion, and action of the biceps brachii?

A

Origin: Scapula
Insertion: Radial tuberosity
Action: Flexes elbow

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8
Q

What muscles make up the quadriceps?

A

Rectus femoris, vastus lateralis, vastus intermedius, vastus medialis.

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9
Q

What is the origin, insertion, and action of rectis femoris?

A

Origin: Ilium
Insertion: Patella
Action: Extends knee

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10
Q

What is the origin, insertion, and action of vastus lateralis?

A

Origin: Greater trochanter of femur
Insertion: Patella
Action: extends knee

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11
Q

What is the origin, insertion, and action of vastus intermedius?

A

Origin: Femur
Insertion: Patella
Action: Extends Knee

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12
Q

What is the origin, insertion, and action of vastus medialis?

A

Origin: Intertrochantric line of femur
Insertion: Patella
Action: Extends Knee

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13
Q

What is the origin, insertion, and action of the mentalis?

A

Origin: Mandible
Insertion: Skin of chin
Action: Protrudes lower lip

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14
Q

What is the action of orbicularis oris?

A

Action: closes lips

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15
Q

What is the action of the orbicularis oculi?

A

Action: closes eye

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16
Q

What is the origin, insertion, and action of the superior rectus?

A

Origin: Fibrous ring
Insertion: Optic Sclera
Action: Eye up

17
Q

What is the origin, insertion, and action of the inferior rectus?

A

Origin: Fibrous ring
Insertion: Optic Sclera
Action: Eye down

18
Q

What is the origin, insertion, and action of medial rectus?

A

Origin: Fibrous ring
Insertion: Optic sclera
Action: Eye in

19
Q

What is the origin, insertion, and action of the lateral rectus?

A

Origin: Fibrous ring
Insertion: Optic sclera
Action: Eye out

20
Q

What is the origin, insertion, and action of the superior oblique?

A

Origin: Fibrous ring
Insertion: Optic sclera
Action: down and out

21
Q

What is the origin, insertion, and action of the inferior oblique?

A

Origin: Maxilla
Insertion: Optic sclera
Action: up and out

22
Q

What is the origin, insertion, and action of the sternohyoid?

A

Origin: Manubrium
Insertion: Hyoid
Action: Depresses hyoid

23
Q

What is the origin, insertion, and action of the sternocleidomastoid?

A

Origin: Manubrium and clavicle
Insertion: Mastoid process
Action: Yes and no motions

24
Q

What makes up the hamstrings?

A

Biceps femoris, semitendinosus, and semimembranosus.

25
Q

Where is cerebrospinal fluid (csf) housed?

A

Lateral ventricles

26
Q

What is superior colliculi responsible for?

A

Visual reflexes

27
Q

What is inferior colliculi responsible for?

A

Auditory reflexes

Anatomy & Physiology I (15 decks)

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