BY 124L - Models and Jars

Skeletal muscle

attributes of skeletal muscle

cylindrical cells

striated

MULTINUCLEATED

unbranched fibers

voluntary control

fixed number of cells; grow in size

attach to bones

cardiac muscle

attributes of cardiac muscle

cylindrical cells

straited

1-2 central nuclei

branched fibers

involuntary control

walls of heart

joined by intercalated discs that help relay stimulus for contraction

smooth muscle

smooth muscle attributes

- tapered ends

- one central nucleus

- spindle-shaped cells

- NON STRAITED

- unbranched fibers

- involuntary control

- alimentary, genital, and urinary tracts

- contractions slower but stay longer

neuron

soma/cell body

soma function

conains nucleus and organelles

dendrite

dendrite function

conducting stimuluses into the soma

axon

axon function

conducting impulses away from soma

cell membrane

nuclear membrane

5

nucleolus

6

platelet

eosinophil

eosinophil function

- destroy large parasites

- modulate allergic inflammatory responses

neutrophil

phagocytose and destory invading bacteria and small bacteria

monoctye

monoctye function

- become tissue microphage

- phagocytose and digest invaders and foreign bodies

basophil

basophil functions

release histamine on certain immune reactions

sometimes serotonin

Lymphocyte

lymphocytic cells

B-cells

T-Cells

B-cells

make antibodies

T-cells

kill cirus infected cells and regulate activities of leucocytes

red blood cell

blood cell

transport O2 and Co2 bound to hemoglobi

bone

haversian canal

Haversian canal function

- channels contain blood vessels and nerves to supply control the bone cells

- run through the matrix of bone

lamella

lamella function

calcified rings

around canals

osteon

haversian canal and surrounding lamella

lacuna

lacuna functions

micro-cavities house osteocytes

interconnected via cell extensions

canaliculi

canaliculi functions

Nutrient and Waste Transport

cnidaria

polyp

cnidocyte

nematocyte released

crayfish

earthworm

hearts

crop

gizzard

earthworm

coleom

body cavity

circular and longitudinal muscle

muscles in earthworms

look at stuff

clam

mantle

foot

gills

glass sponge

glass sponge class

Class hexactinellida

calcium carbonate spicules

calcium carbonate spicule sponge class

class calcarea

spongin spicules

spongin spicules class

demospongiae

(L->R) calcarea, hexactinellida, demospongia

jellyfish

jellyfish

jellyfish

class of jellyfish

scyphozoa

sea anemone

sea anemone class

class anthozoa

coral class

anthozoa

portuguese man o war

hydrozoa

portuguese man of war class

Hydra development series

hydrozoa

hydra class

comb jelly

ctenophora

comb jelly class

ribbon worms

ribbon worms phyla

phylum nermertea

roundworms

Phylum Nematoda

Roundworms phyla

Tapeworms

Tapeworms Taxonomy

Phylum Platyhelminthes

Class Cestoda

planaria

Class Turbellaria

planaria phyla

flukes

class trematoda

Fluke phyla

snail

Class Gastropoda

snail phyla

nudibranch

Class Gastropoda

Nudibranch

Chiton

class polyplacophora

Chiton Class

oyster

Class Bivalvia

Oyster

mussels

Class Bivalvia

mussels

razor clam

class bivalvia

razor clam