What is the function of the nucleus?
stores and protects DNA; site of transcription of mRNA
The forehead is ________ to the chin.
Superior?
What is this tissue
Simple Cubodial
What are 3 layers of the integumentary system?
Epidermis
Dermis
Hypodermis
What is the name of this bone?
Parietal
What is this tissue?
Bone
What are the 5 layers of the epidermis? (Superficial to deep)
1. Stratum Corneum
2. Stratum Lucidum
3. Stratum Granulosum
4. Stratum Spinosum
5. Stratum Basale
Come Lets Get Sun Burnt
What do you call this structure (1)
Osteon
What is this structure and what is its function? (9)
Rough ER
Synthesizes and modifies proteins destined for the cell membrane or for export from the cell; glycosylation of protein is one form of modification
The gluteus maximus is on the _______ side of the body.
Posterior?
What is this type of tissue and where is it found?
Cardiac, Heart
What are the two layers of the dermis, and what are they made of?
Papillary Layer (20%, top)
-Made of loose (areolar) connective tissue
Reticular Layer (80%, below)
-Made of dense irregular connective tissue
- also contains: accessory organs
What region of the spine is this?
Lumbar
What phase is this and what is happening here?
Metaphase
The cell's replicated chromosomes, each composed of two sister chromatids, align in the middle of the cell along an imaginary plane called the metaphase plate
What is this plane?
Tranverse
What is this type of tissue and where is it found?
Transitional
Bladder, urethra, ureters
What is the primary function of the arrector pili muscle?
cause hairs to stand on end, an effect known as goosebumps or piloerection, which traps air for insulation
helps sebum be released from sebacceous glands
What is the name of this bone?
Pelvic girdle
What is this structure and what does it do?
Centriole
Produces microfilament spindle fibers used in mitosis
What type of tissue is this and where is it found?
Hyaline Cartilage
Ends of long bones (articular cartilage), costal cartilage connecting ribs to the sternum, nasal septum, larynx (voice box), and in the trachea and bronchi of the respiratory system
What is a sebaceous gland?
Gland connected to the hair follicle.
Secretes: Sebum – an oily substance made of lipids.
Function:
Lubricates hair and skin.
Helps form a waterproof barrier
Has antimicrobial properties.
What is the name of this bone and where is it located?
Sphenoid Bone