Mammals Flashcards
1
Q
Brain greatly ____ over birds/reptiles
A
Advanced
2
Q
skin rich in ___
A
- glands: sweat, sebaceous, mammary
3
Q
Hair functions
A
- insulation
- camouflage
- protection (UV)
- sensory organs
- Communication (danger, presence, sex diff)
4
Q
Epiphyses
A
limit final growth
5
Q
Attachment of skull and ___
A
mandible
6
Q
(except crocodiles) has teeth set in ____
A
sockets
7
Q
has muscular ___
A
diaphragm
8
Q
separates ___ and abdominal cavities
A
thoracic
9
Q
__-chamber heart
A
4
10
Q
___thermic
A
homeothermic (99F - humans)
11
Q
Viviparous
A
bringing forth live young that have developed inside the body of the parent
12
Q
Ova are small and nearly ____, except ___.
A
yolk less, except Monotremata
13
Q
Marsupials
A
- attach young in placenta TRUE PLACENTAL ANIMALS
14
Q
Placenta
A
embryo -> tissue // uterine wall <-> vascular systems (transport wastes, Nutri)
- Fetus is somewhat protected
15
Q
crepuscular
A
active at dawn and dusk
