Lecture 8 - Part 2 Flashcards
A type of chromatophore that contains guanine crystals
iridocytes
What are the 10 different types of epidermal derivatives?
A. Epidermal seal
B. Epidermal scales
C. Claws and nails
D. Hooves
E. Horns
F. Antlers
G. Hair
H. Feathers
I. Baleen
J. Glands
A gland found in amphibians and frog
poison glands
A gland found in birds and mammals
wax glands
A type of secretion where cells shed and degenerate into fluid
holocrine
two types of sweat and mammary glands
eccrine and apocrine
What gland secretes oil on the tail of birds?
uroptygial gland
What gland secrets oil (scent glands of mammals)?
sebaceous gland
What are the 7 different glands?
- Ancestral serous glands
- Poison glands
- Wax glands
- Tubular glands
- Sweat and Mammary glands
- Modern serous glands
- scent glands (reptiles)
The sensory structure that is responsible for the deep touch/pressure
Pacinian corpuscles
The sensory structure that is responsible for the light touch/pressure
Meisner’s corpuscles
senses that the free nerve endings are responsible for
warm temperature, cold temperature, and pain
are characterized by a liquid-filled internal cavity surrounded by a muscular body wall
hydrostatic skeleton
how many bones are there in an adult human?
206 bones
How many bones does our skull have?
29 bones
How many bones does our spine have and what are they called?
26 bones; vertebrae
Number of bones in our ribs and breastbone
25 bones
Number of bones in our shoulder, arms, and
hands
64 bones
Number of bones in our pelvis, legs, and feet
62 bones
What are the 5 types of bones?
- long bones
- short bones
- flat bones
- irregular bones
- sesamoid bones
What are short, flat, and irregular bones made of?
spongy bones
A type of bone that is larger and wide
long bones
A type of bone shaped like cubes
short bones
Short bones are primarily found in the –
wrists and ankles
A type of bone that is thin, flat, and curved
flat bones
A type of bone that is a different shape but not classified as long, short, or flat.
irregular bones
A type of bone that is a small round, bony mass embedded in certain tendons
sesamoid bones
the long shaft of the bone
diaphysis
the enlarged ends of the bone
epiphysis
growth plate of the bone
epiphyseal plate or disc
the hollow center of the diaphysis
medullary cavity
a tough fibrous connective tissue membrane that covers the outside of the diaphysis
periosteum
found on the outer surface of the epiphysis
articular cartilage
what are the 3 types of tissue on bones
- compact bone
- spongy (cancellous)
- periosteum
what does the compact bone consist of?
- Haversian system
- central canal
- perforating small canals
- osteocytes
A tissue in bones that is a dense layer, looks smooth and solid
compact bone
A tissue in bones that are honeycombed, open spaces, same structure as compact bone but less regular.
spongy (cancellous)
spongy consists of plates called
trabeculae
A tissue in bones that has a membrane of blood vessels and nerves
periosteum
bone-forming cell
osteoblast
bone-destroying cell
osteoclast
mature bone cell
Osteocyte
the point of contract between two bones
joints
joints are classified according to their…
degree of movement
movable joints are called
diarthroses
