Human Reproduction, Development & Locomotor System
Human Reproduction
Sexual Maturity
- Primary (0-10): Present at birth. Boys have a penis and scrotum, while girls have a vulva.
- Puberty. Secondary Sexual Characteristics (10-14):
- Boys: First sperm production, growth of testes and penis, increased bone and muscle mass, deepened voice, appearance of beard and pubic/underarm hair.
- Girls: First menstruation, breast development, widening of hips, appearance of pubic and underarm hair.
- Adolescence. Maturity (14-20): Need for independence, exploration of feelings
Pain & Inflammation Control in Dentistry: Anesthesia, Analgesics & More
Pain & Inflammation Control in Dentistry
6.1 Categories
- Pain Control: Anesthesia and analgesia.
- Inflammation Control: Corticosteroids and NSAIDs.
- Infection Control: Antibiotics.
- Anxiety Control: Benzodiazepines.
- Mouthwashes: Topical application of substances via rinsing.
6.2 Local Anesthesia
Local anesthesia is a locoregional anesthesia that suppresses localized pain without affecting consciousness. Local anesthetics are injected near the target area.
A) Types of Local Anesthetics
- Esters (e.g., procaine)
Newborn Assessment and Intrapartum Management
Module 1: Newborn Assessment
APGAR – 5 Components
- Colour
- HR
- Reflexes
- Muscle Tone
- Respirations
Reported
- 1 minute
- 5 minutes
- (and) 5-minute intervals until 20 minutes – unless SCORE < 7
Physical Assessment
- Cardio-Respiratory System
- Head and Neck
- Abdomen and Pelvis
- Musculoskeletal System
- Neurological System
Module 1: Physiological Birth Management
Labour (define): sequential pattern involving painful regular uterine contractions stimulating progressive dilation of the cervix with the descent of the fetus through vaginal
Read MorePlant Transpiration: Process, Importance, and Factors
Plant Transpiration
Plant transpiration is the process of water evaporation from plants. Water is the most abundant substance in plant tissues. However, the aerial parts of plants have poor water economy: only a small portion (1-2%) of the total water entering the roots is retained for photosynthesis. The remaining 98-99% is lost as vapor through transpiration.
Importance of Transpiration
Transpiration is not just a risk to plant life; it’s crucial for several functions:
- Drives water and nutrient transport
Bacterial Diseases of Tomato and Strawberry
Pseudomonas syringae in Tomato (Lycopersicon esculentum Mill)
Pseudomonas syringae is a phytopathogenic bacterial species known as fluorescent because it produces yellow-green fluorescent pigments when grown in a nutrient medium with low iron content. This bacterium has a high capacity to spread. It is strictly aerobic, gram-negative, rod-shaped, and moves using a polar flagellum. P. syringae infection is characterized by the presence of necrotic spots surrounded by a chlorotic halo on the leaflets
Read MoreGenomes and Their Applications
Genomes explain why everyone has different combinations of traits passed down from their ancestors.
Cell Theory
Cells are the basic unit of life for all living things, and cells only arise from other cells. All cells contain a plasma membrane and cytoplasm. Many eukaryotic cells are 16 mm in diameter. The biggest cells are ostrich eggs. Cells come in different sizes, shapes, and types.
Multicellular Organisms
Cells are organized into tissues. Tissues are organized into organs. All cells in an organism
Read More