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Anatomy & Physiology Yr1 > Special Senses > Flashcards

Special Senses Flashcards

1
Q

Which of the cranial nerves is responsible for gustation?
a. olfactory
b. glossopharyngeal
c. optic
d. trochlear

A
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2
Q

Which of the following statements is true?

a. the photoreceptor cells within the back of the eye and
known as rods are responsible for colour vision
b. the pupil of the cat is rounded
c. aqueous humour lies within the posterior chamber of
the eye
d. the cells of the tapetum lucidum reflect light back to the
photoreceptor cells of the retina

A

d.
the cells of the tapetum lucidum reflect light back to the
photoreceptor cells of the retina

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3
Q
A
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4
Q

Segmental nerve roots, peripheral nerves + thoracic limb muscle innver..

What are the 3 nerve roots for the Suprascapular nerve?

A

C5, C6 + C7

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5
Q

What 2 muscles are innervated with the Suprascapular nerve?

A

Supraspinatus + Infraspinatus

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6
Q

What are the 2 nerve roots for the Subscapular nerve?

A

C6 + C7

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7
Q

What muscle are innervated with the Subscapular nerve?

A

Subscapularis

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8
Q

What are the 3 nerve roots for the Axillary nerve?

A

C6, C7 + C8

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9
Q

What 3 muscles are innervated with the Axillary nerve?

A
  1. Teres Major
  2. Teres Minor
  3. Deltoideus (Subscapularis)
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10
Q

What are the 2 nerve roots for the Pectoral nerve?

A

C7 + C8

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11
Q

Group…of…p..

What 2 muscles are innervated with the Pectoral nerve?

A

Superficial + Deep pectorals

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12
Q

What are the 3 nerve roots for the Musculocutaneous nerve?

A

C6, C7 + C8

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13
Q

A group..starting with b…

What 3 muscles are innervated with the Musculocutaneous nerve?

A
  1. Biceps Brachii
  2. Brachialis
  3. Coracobrachialis
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14
Q

What are the 4 nerve roots for the Raidal nerve?

A

C7, C8

+

T1, T2

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15
Q

Some begin with e…

What 5 muscles are innervated with the Radial nerve?

A
  1. Triceps brachii
  2. Extensor carpi radialis
  3. Ulnaris lateralis
  4. Common digital extensor
  5. Lateral digital extensor
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16
Q

What are the 3 nerve roots for the Median nerve?

A

C8

T1 + T2

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17
Q

What 3 muscles are innervated with the Median nerve?

A
  1. Flexor carpi radialis
  2. Superficial digital flexor
  3. Deep digital flexor
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18
Q

What are the 3 nerve roots for the Ulnar nerve?

A

C8
T1 + T2

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19
Q

What are the 2 muscles innervated with the Ulnar nerve?

A

Flexor carpi ulnaris + Deep digital flexor

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20
Q

What are the 3 nerve roots for the Thoracodorsal nerve?

A

C7 + C8
T1

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21
Q

What is the muscle that is innervated with the Thoracodorsal nerve?

A

Latissimus dorsi

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22
Q
A
23
Q

State the 4 branches of the thoracic spinal nerves

A
  1. Meningeal
  2. Dorsal
  3. Ventral
  4. Visceral
24
Q

There are 3 (technically 4..)

What does the Meningeal spinal nerve branch supply?

A
  1. Dura mater
  2. Dorsal longitudinal ligament
  3. Vertebral venous sinus
  4. Other blood vessels within the canal
25
Q

Define the term ‘annulus fibrosis of the disc’

A

The annulus fibrosus is the outer circumferential portion of the vertebral disc

26
Q

2..

What does the Dorsal spinal nerve branch supply?

A
  1. Epaxial muscles
    +
  2. Skin over the dorsal aspect of the body wall
27
Q

What sections is the Dorsal nerve branch divided into?

A

Medial + lateral

28
Q

What does the Ventral spinal nerve branch supply?

A

Hypaxial muscles (of the body wall)
+
Have lateral + ventral cutaneous branches

29
Q

What does the lateral + ventral cutaneous branches of the Ventral spinal nerve branch supply?

A

The skin of the lateral + ventral aspects of the body wall

30
Q

What sections is the Ventral nerve branch divided into?
+
What are the 2 exceptions?

A

Medial + lateral

With the exception of:

1.Brachial plexus
1.Lumbosacral plexus

(Which supplies the tail)

31
Q

What is another name for the Ventral nerve branch?

A

Intercostal nerves!

32
Q

What is the function of the Visceral spinal nerve branch?

A

To carry general viseceral sympathetic fibres to + from visceral structures

33
Q
A
34
Q

What are the 3 nerve roots for the Femoral nerve?

A

L4, L5 + L6

35
Q

What 3 muscles are innvervated with the Femoral nerve?

A
  1. Iliopsoas
  2. Quadriceps compleex
  3. Sartorius
36
Q

What are the 3 nerve roots for the Obturator nerve?

A

L4, L5 + L6

37
Q

Check no.4…

What 4 muscles are innvervated with the Obturator nerve?

A

1.External obturator
2.Pectineus
3.Gracilis
4.Adductor

38
Q

What are 3 the nerve roots for the Cranial Gluteal nerve?

A

L6, L7
+
S1

39
Q

What 4 muscles are innervated with the Crainal Gluteal nerve?

A
  1. Middle Gluteal
  2. Deep Gluteal
  3. Tensor Fascia Lata
  4. Piriformis
40
Q

What are the 3 nerve roots for the Caudal Gluteal nerve?

A

L7
+
S1 + S2

41
Q

What 4 muscles are innervated with the Caudal Gluteal nerve?

A
  1. Superficial gluteal
  2. Middle gluteal
  3. Biceps Femoris
  4. Semitendinosus
42
Q

What are the 4 nerve roots for the Sciatic nerve?

A

L6 + L7

+

S1 + S2

43
Q

What 6 muscles are innervated with the Sciatic nerve?

A
  1. Biceps Femoris
  2. Semimeembranosus
  3. Semitendinosus
  4. Obturator internus
  5. Quadratus Femoris
  6. Gemelli
44
Q

What is the nerve root for the Common Peroneal nerve?

A

None!

45
Q

What 4 muscles are innervated with the Common Peroneal nerve?

A
  1. Peroneus longus
  2. Lateral digital extensor
  3. Long distal extensor
  4. Cranial tibial
46
Q

What is the nerve root for the Tibial nerve?

A

None!

47
Q

What 3 muscles are innervated with the Tibial nerve?

A
  1. Gastrocnemius
  2. Popliteus
  3. Superficial digital flexor
48
Q

What are the 3 nerve roots for the Pudendal nerve?

A

S1, S2 + S3

49
Q

What 2 muscles are innervated with the Pudendal nerve?

A

External anal sphincter + external genitalia

50
Q
A
51
Q
A
52
Q

State the origin and insertion of the Epaxial muscles

A

Originates:
They lie dorsal to the trasnverse processes of the vertebrae
(Above the vertebral column)

Inserts:
Cranial lumbar vertebrae + ribs

53
Q

What are the 3 functions of the Epaxial muscles?

A

To:

  1. Support the spine
  2. Extend the vertebral column
  3. Allow lateral flexion
54
Q

State the 2 branches of nerves that innervate the Epaxial muscles

A

The
Medial + lateral
Dorsal branch of the
Thoracic Spinal Nerves

Anatomy & Physiology Yr1 (26 decks)

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