Lecture 10.3 Flashcards Preview

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Flashcards in Lecture 10.3 Deck (26):
1

C1 has an _____ tubercle in apes and monkeys

anterior

2

Is there a nuchal ligament in apes?

No

3

In apes and humans the transverse process is ____ oriented

posteriorly

4

Apes have a much more stable _____ region of spine

lumbar

5

Apes have a ___scarum, ___coccyx

Apes have a long scarum, short coccyx

6

Primates with tails have ____ sacrum and ___caudal region

Primates with tails have short sacrum and long caudal region

7

The lumbosacral angle is ____ in humans than monkeys

The lumbosacral angle is bigger in humans than monkeys

8

The wider lumbo sacral angle in humans helps keep the ____ on the midline, and makes a ______pelvic inlet for childbirth

The wider lumbo sacral angle in humans helps keep the weight on the midline, and makes a bigger pelvic inlet for childbirth

9

Erector spinae muslces in apes have indistinct bellies whihc allows..

a good amoutn of flexion and extension

10

Most of the changes in limbs are in the __limb

lower limb

11

The intermebral index is

the relative proportion of upper limb to lower limb

equally = 100 quadrupeds

Brachiation = greater than 100

12

the scapula is ___ paced in monkeys

laterally

- dorsally in humans/apes

13

The glenoid cavity in humans and apes is..

wide, round and quite flat - greater freedom of movement

14

Compared to monkey, deltoid tuberosity ower down on humeral shalf in apes and humans

Compared to monkey, deltoid tuberosity ower down on humeral shalf in apes and humans

15

In humans, The supraspinous fossa is quite ___ when compared to the infraspinous fossa

In humans, The supraspinous fossa is quite small when compared to the infraspinous fossa (larger supraspinous in the apes - more abduction)

16

In apes, trapezuis and serratus anterior musces create _____ degree of cranial rotation

In apes, trapezuis and serratus anterior musces create greater degree of cranial

17

In apes, long head of triceps has ____ insertion on scaupla

In apes, long head of triceps has wider insertion on scaupla

18

The Dorsoepitrochlearis (sits close to triceps muscle) is not present in ____

humans

19

The olecranon fossa is not as deep in _____

humans

the deep olecaranon fossa of the apes allows it to lock in more (particularly needed when in extension)

20

The distal projection of the dorsal margin of radius is present in ____ (_____ walking) - humans have lost it to some extent, though still present

The distal projection of the dorsal margin of radius is present in apes (knuckle walking) - hmans have lost it to some extent, though still present

21

FDS and FDP are more developed in ___

apes

22

which muscles are notably more developed in the human hand?

FPL, FPB

23

Glut medius and minimus change from ______ to abductors in the human pelvis (

Glut medius and minimus change from extensors to abductors in the human pelvis

24

There is a larger sciatic notch in ___

humans

25

The head and neck of the femur are smaller in ___

apes

26

The femoral condyles are much shorter in the ______

chinmpanzee