'Secrete mucus' presentation slideshows

What features does a good exchange surface have? 4

What features does a good exchange surface have? 4. Large sa Thin barrier Fresh supply of molecules Removal of molecules. How are the lungs adapted for gas exchange? 5. Large sa Permeable plasma membrane of cells in alveoli Thin barrier- alveoli wall one cell thick Thin capillary wall

691 views • 58 slides

Review of Past Materials

Review of Past Materials. 4 basic elements that make up the body 4 basic molecules that make up the body Effect of pH on molecule structure Name the parts of the cell What is the function of the cell parts? What is the energy unit of the cell?. 4 types of tissue make up the human body.

702 views • 45 slides

Epithelial Tissue -- General Features

Epithelial Tissue -- General Features. Closely packed cells with little extracellular material Many cell junctions often provide secure attachment. Cells sit on basement membrane Apical (upper) free surface Basal surface against basement membrane Avascular---without blood vessels

2.72k views • 40 slides

Biology 320 Invertebrate Zoology Fall 2005

750 views • 35 slides

Do Now

Do Now. Read the article on crazy man-made jellyfish on my desk and answer the questions! Article Video. Muscle tissue/Nervous tissue. Section 5.4-5.5. Objectives. To explain the different types of muscle tissue, function and location.

276 views • 17 slides

The Gut Wall

The Gut Wall. The Gut Wall. The gut wall is divided into 3 main layers: An outer muscle layer , protected by a thin coating of fibres A middle layer, called the submucosa An inner layer, called the mucosa. The structure of the gut wall is not the same all along the gut.

222 views • 7 slides

1.3 SENSE OF SMELL

1.3 SENSE OF SMELL. Sense of smell detects the presence of chemical substances in the air. Its sensory organ is the nose . Structure of Human NOSE. Sinus. Nasal cavity. Nostril. Sinus. Opening of auditory nerve. Hard palate. Nasopharynx. Oral cavity. Uvula. Tongue. Tonsil .

625 views • 6 slides