Snakes Flashcards

1
Q

Where would you obtain a blood sample from in the snake?

A. Jugular vein
B. Dorsal tail vein
C. Ventral coccygeal vein
D. Cephalic vein

A

C. Ventral coccygeal vein

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2
Q

What are snakes a symbol of ito certain religons?

A

A symbol of:
* Healing
* Renewal
* Power

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3
Q

What 2 snakes are native to Scotland?

A

The:
1. Adder
2. Grass snake

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4
Q

Can snakes perform Autotomy?

A

It’s uncommon, but yes, some can!

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5
Q

Is the snake Omnivorous, Carnivorous or Herbivorous?

A

Carnivorous

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6
Q

Name a few species that make up some of the snakes diet.

A
  • Fish
  • Insects
  • Mice
  • Rats
  • Chicks
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7
Q

What are the snakes skin called?

A

Scales

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8
Q

Do snakes have a thorax or abdomen?

A

No

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9
Q

True or False

Snakes have moveable eyelids.

A

False

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10
Q

True or False.

Snakes have 2 lungs.

A

True, they technically do have 2 lungs!

However….

Only one is functional, which means that being thorough, it is False!

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11
Q

Why are snakes known to technically have only 1 lung?

A

Because one lung is very underdeveloped, but still present!

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12
Q

True or False.

The Right lung is underdeveloped and the Left lung is functional.

A

False.

The Left lung is underdeveloped and the Right is functional!

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13
Q

True or False.

The Left lung is larger and longer than the Right lung.

A

False.

The Left lung is longer than the right, however, the right lung is larger than the left!

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14
Q

Why is the Right lung larger than the Left lung?

A

Because the right lung is the functional lung and has **developed larger **in size, to increase the functionality of it

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15
Q

Why is the Left lung longer than the Right?

A

Because the left is non-functional + therefore shrunk in diameter, to provide more space for other functioning organs

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16
Q

What word is used to describe the lungs in snakes?

A

A Simple lung

17
Q

Do snakes have a gall bladder?

A

Yes

18
Q

What does the vertebral column of the snake provide attachment for?

A

Muscles

19
Q

How many vertebrae do snakes have?

A

200 > 400 vertebrae

20
Q

Where do the ribs start and begin and end in the snake?

A

Begin = From the skull
End = Coccygeal vertebrae

21
Q

What vestigial appendage + bone can be seen in some species of snake?

A
  • Bone = Vestigial pelvis
  • Appendage = rear limbs
22
Q

Where could you find vestigial rear limbs on a snake?

A

Beside the vents

23
Q

True or False.

The snake has a large cranial cavity.

A

False.

The snake has a small cranial cavity.

24
Q

Why are the 2 reasons why snakes appear to ‘yawn’ after eating?

A
  1. To reset their jaw
  2. To take in O2 after eating
25
Q

Do snakes have a temporomandibular joint?

A

No

26
Q

True or False.

The snake’s lower jaw is split into a left mandible and right mandible.

A

True!

27
Q

What are the left + right mandibles separated by in the snake?

A

The mandibular symphysis