Anatomy and Physiology of Animals/Glossary/K-L
A-B | C-D | E-F | G-H | I-J | K-L | M-N | O-P | Q,R,S | T,U,V,W,X,Y,Z
| Word | Meaning |
|---|---|
| K | |
| Keel | The breast bone in birds |
| Keratin | A protein found in epidermis, hair, feathers, hoofs etc. |
| Kidney | The organ that produces urine |
| L | |
| Lachrymal gland |
The tear gland of the eye |
| Lactation
The secretion and ejection of milk by mammary glands| | |
| Lacteal | A lymphatic vessel within the villi of the small intestine |
| Lacuna | A small hollow space |
| Lamellae | Concentric rings of hard calcified material found in compact bone |
| Large intestine | Part of the gut consisting of the colon, caecum, rectum and anal canal |
| Larynx | The voice box |
| Lateral | Away from the midline |
| Lens | Transparent part of the eye that helps focus light rays on the retina |
| Leukocyte | A white blood cell |
| Ligament |
Dense connective tissue that attaches bone to bone |
| Lipase | Digestive enzyme that breaks down fats (lipids) |
| Lipid | Fat |
| Liver | The large organ caudal to the diaphragm |
| Longitudinal | Lengthwise slice of an animal or organ |
| Lordosis response |
Standing firm to pressure on the loin region |
| Lumbar | Loin region of the back |
| Lumen | A space within an artery, vein, intestine or tube |
| Lung | The organs of respiration |
| Luteinising hormone |
The hormone from the anterior pituitary gland that stimulates ovulation and development of corpus luteum |
| Lymph | Tissue fluid that has entered the lymphatic system |
| Lymph node | A structure that filters lymph and produces lymphocytes |
| Lymphatic capillary | The closed ended microscopic vessel that collects lymph in tissues |
| Lymphatic tissue | Specialised tissue that contains large numbers of lymphocytes |
| Lymphatic vessel | A large vessel that carries lymph |
| Lymphocyte | A white blood cell associated with the immune response |
| Lysosome | A cell organelle that contains digestive enzymes |