Tissue types and structure

• What are the role of nervous tissue

  To detect changes and maintain homeostasis.
• Define a tissue

  A group of similar cells working to perform a specialised function
• What are the 4 tissue types

  Muscle.

  Nervous.

  Epithelial.

  Connective.
• What type of tissue is this

  Muscle

  
• What type of tissue is this

  Epithelium

  
• What type of tissue is this

  Connective

  
• what are the 3 layers of germ cells

  Ectoderm. Mesoderm. Endoderm.
• What tissues develop from the mesoderm

  Connective.

  Epithelial.

  Muscle.
• What tissues developed from the ectoderm

  Epithelial.

  Nerve.
• What tissues develops from the endoderm

  Epithelial
• What are the 5 types of cell junctions

  Tight.

  Adherens.

  Desmosomes.

  Hemidesmosomes.

  Gap.
• What type of tissue is this

  Nervous

  
• What are the main types of cell junctions

  Impermeable. Adhesive. Communicating.
• What type of junction are tight junctions

  Impermeable
• What type of junctions are adhesive

  Adheren and desmosomes.
• What type of junctions are communicating

  Gap and chemical synapses.
• What are the functions of tight junctions

  To prevent passage of molecules between cells.
• What are the functions of adheren junctions

  To hold cells together
• What are the functions of desmosomes junctions

  They join the lateral surfaces of epithelial cells
• what are the function of synapses

  To allow passage of small molecules between cells
• Which junctions use actin

  Adherens
• Which junctions use cadherin

  desmosomes
• Which junctions use keratin

  Desmosomes and hemidesmosomes.
• Which junctions use integrin

  Hemidesmosomes
• Which junctions use connexins

  Gap
• What are the cells in nervous tissue

  Neurons and glial cells.
• What are the roles of the frontal lobe

  Higher cognitive functions.

  Emotions.

  Personality.
• What are the roles of the motor cortex

  Movement
• What are the roles of the sensory cortex

  Process and interpret sensory stimuli.
• What are the roles of the parietal lobe

  Perception.

  Maths and spelling.
• What are the roles of the occipital lobe

  Processing visual information.
• What are the roles of the temporal lobe

  memory.

  Language.
• Label the cortexes and lobes of the brain.

  X.

  A) Frontal

  B) Parietel

  C) Optical

  D) Temporal

  E) Motor

  F) Sensory

  
• What are the types of muscle

  Smooth.

  Skeletal.

  Cardiac.
• Describe the structure of skeletal muscle

  Long cylindrical cells.

  Many peripheral nuclei.

  Arranged as parallel fibres.
• Describe the structure of cardiac muscle

  Central nuclei.

  Intercalated discs join cells together.
• What type of muscle is not striated

  Smooth
• Describe the structure of smooth muscle

  Central nuclei.
• Where is smooth muscle found

  In the walls of hollow structures
• How are smooth muscles connected in the intestines

  Using gap junctions