+ Cell structure and function
+ Animal cell
Cell structure - overview
+ Endoplasmic reticulum
Endoplasmic reticulum (ER)
Protein transport from ER
Golgi complex
Mitochondrion structure
Ribosome structure
+ Ion channels and cell excitation
Ingestion of food molecules
Clathrin receptor
Sodium ion channel 1
Sodium ion channel 2
Acetylcholine ion channel 1
Acetylcholine ion channel 2
Glutamate ion channel 1
Glutamate ion channel 2
Let's excite the nerve cell!
NMDA ion channel 1
NMDA ion channel 2
Gap junction channel 1
Gap junction channel 2
Gap j.ch. on membrane
Channels for passive and active transport
+ Cell junctions
Tight junction
Desmosome 1
Desmosome 2
+ Cell motors and microtubules
Microtubule structure 1
Microtubule structure 2
Motor proteins 1
Motor proteins 2
The action of motor proteins
Cilium 1
Cilium 2
+ Insect sensory and nervous system
Cerci hairs and their innervation
AN1 auditory neuron
Stridulation
Tympanal organ - overview
Tympanal organ
+ Sensory system
Eye structure 1
Eye structure 2
Optical properties of the eye
Eye function
Sensory cells in the inner ear
Ear bones 1
Ear bones 2
Ear structure 1
Ear structure 2
Excitation of ear sensory cells
fungiform papilla
filiform papilla
vallate papilla
Muscle spindle - regulates the tension of the muscle
Nose
+ Nervous system
Structure of a nerve
Nerve cell with its inputs and outputs
Chemical synapse
+ Epithelial Tissue
Absorptive epithelial cell
Secretory epithelial cell
Skin structure
Pacinian corpuscles - receptors for touch in the skin
+ Gland cell types
Apocrine
Holocrine
Merocrine
+ Bone and skelleton
Bone structure
Bones of the skull - side view
Bones of the skull - front view
Arrangement of human teeth
A tooth - longitudinal section
Bones of the hand
Bones of the rib cage
Bones of the foot
+ Muscle structure and function
Smooth muscle, longitudinal section
Smooth muscle, cross section
Striped muscle, longitudinal section
Striped muscle, cross section
Cardiac muscle, cross section
Cardiac muscle, longitudinal section
Structure of the striped muscle
Actin and myosin
Sliding of filaments
Sarcomere
Myofibril
muscle contraction - whole muscle
+ Muscular system
Muscles of the upper extremity
Muscles of the trunk - front side
Muscles of the trunk - back side
+ Respiratory system
Respiratory system overview
+ Digestive system
Digestive system overview
Small intestine
Intestinal villi
Tongue - taste buds
Liver function
+ Circulatory and lymph vascular system
Blood cells
Lymph vascular system overview
+ Reproductive system
Reproductive system of human males I
Reproductive system of human males II
Reproductive system of human females I
Reproductive system of human females II
+ Endocrine system
Thyroid gland
Pituitary gland
Endocrine glands
+ Excretory system
Glomerulus
Process of urine formation
Urinary system
Kidney structure